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From Manoj Samel <manojsamelt...@gmail.com>
Subject Re: Confirm that restoring a copy of snapshot involves copying the data
Date Mon, 14 Apr 2014 19:13:16 GMT
Any thoughts ?


On Wed, Apr 9, 2014 at 10:08 AM, Manoj Samel <manojsameltech@gmail.com>wrote:

> Hi,
>
> If I take HDFS snapshot and then restore is to some other directory using
>
> hdfs dfs -cp /xxx/.snapshot/nnn /aaa/bbb
>
> want to confirm that there is a copy of data from files under snapshot to
> the target director. I.e. there is no "linking" of new directory files to
> existing directory or other non-copy optimizations etc.
>
> If the use case is that the data is readonly and does not need to be
> duplicated (e.g. can be logically linked), is there a way to make a new
> directory have same files without copying the data ?
>
> Thanks,
>
> Manoj
>

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